1789 – US Congress establishes Post Office Department following the new constitution.
1789 – US Federal Judiciary Act is passed & creates a six-person Supreme Court.
1789 – US Attorney General Office is created.
1890 – President of Mormon Church in Salt Lake City issues a manifesto advising members that teaching & practice of polygamy should be abandoned.
1903 – Bill Bradley becomes 1st Cleveland baseball player (Cleveland Naps) to hit for cycle.
1924 – Boston, Massachusetts, opens its airport.
1929 – Lt. James Doolittle guides a Consolidated N-Y-2 Biplane over Mitchell Field in NY in 1st all-instrument flight.
1935 – Earl Bascom and Weldon Bascom produce the first rodeo ever held outdoors under electric lights at Columbia, Mississippi.
1948 – The Honda Motor Company is founded.
1954 – Tonight Show premieres on NBC (Johnny takes over 8 years later)
1964 – “Munsters” premieres on TV.
1968 – “60 Minutes” premieres on CBS-TV.
1975 – OPEC announces a 15% increase in government per barrel revenues.
1976 – “Oh! Calcutta!” opens at Edison Theater NYC for 5959 performances.
1979 – CompuServe began operation as 1st computer information service.
1982 – Tennis great Bjorn Borg retires at 26.
1985 – Apollo Computer, Inc. lays off 300 employees.
1996 – U.S. President Bill Clinton signed the Comprehensive Nuclear-Test-Ban Treaty at the United Nations.
2001 – Crude oil and petroleum products futures fall to their lowest levels in nearly two years amid fears that a recession will reduce energy demand.
2015 – Pope Francis becomes the 1st pope to address the US Congress. Names Abraham Lincoln, Martin Luther King, Thomas Merton and Dorothy Day as his American heroes.